process performance counter

After you uninstall sqlserver and reinstall it, an error is reported indicating that the performance monitor counter is required. After network help, it turns out that the last count and last help of the Registry are too small. Solution: 1. Change the value of "Last counter" and "last help" in the HKEY_LOCAL_MACHINE \ SOFTWARE \ Microsoft \ Windows NT \ Current

collect, here I specify 100 times.Note: The maximum size of a file collected here cannot exceed 65K (the limit in Excel), which is about 330 times the value of –c in Nmon../nmon-f-S 10-c 150Nmon generated files larger, it is recommended not to collect too many times per collection, if you need to collect a long time of data, it is recommended to separate collection, that is, to generate multiple files, Linux can be built in multiple jobs, such as:First create a script, for example named Nmon.sh

Enter regedit in start and run to open Registry Editor.Navigate to [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Perflib, In the tree-shaped directory on the right, you can see 004 and 92 subdirectories under the Perflib directory. 004 for the Chinese version and 009 for the English version.In the installation help file for SQL Server 2005, the registry key that requires viewing the 009 directory, and most of us use the Simplified Chinese operating system, cannot be described

Background:New servers that require increased performance monitoring to find that performance metrics cannot be read through PowerShellWorkaround: Open the Registry Editor by going to the Start Menu and selecting Run ..., then type "regedit", and click the OK button. Navigate to the HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SecurePipeServers\winreg registry key. Right click on t

Determining acceptable values for counters A large set of factors determines the normal operating range for each counter in a typical system. you must drive your system through a large number of conditions and develop a sense for normal operating ranges for your equipment. you shoshould record these typical values in log files for future reference. then, as you make changes to your workload or your hardware, you can refer to your earli

secondRepresents the number of pages per second that are removed from physical memory or written to the page.Paging RateNumber of pages read to physical memory or written to pagefile (s), PersecondThe number of pages per second read into physical memory or written to the paging file.Swap-in RateNumber of processes being swappedThe number of processes exchanged to memory per second.Swap-out RateNumber of processes being swappedThe number of processes that are swapped out of memory per second.Sys

Reprinted from work partner Garrett, Helen "SQL Server performance Counter captures"Capturing Windows performance Counters for SQL serversql Server performance CountersThe following counters is the recommended list to capture baseline performance metrics for SQL Server:

Public static classCodetimer{Public static voidInitialize (){Process. Getcurrentprocess (). priorityclass =Processpriorityclass. High;Thread. Currentthread. Priority =Threadpriority. Highest;Time ("", 1, () => {});} Public static void Time ( String Name, Int Iteration,Action Action ){ If ( String . Isnullorempty (name )) Return ; // 1. Consolecolor Currentforecolor = Console . Foregroundcolor; Console . Foregroundcolor = Consolecolor . Yellow; C

"System Environment" Windows 2003 +sql2005 "Problem Situation" Users will cause SQL2005 Performance Monitor counter errors after improper deletion of SQL2005, as shown in the following figure "Solution" 1, in the "Start"--> "Run" in the input regedit, open Registry Editor, navigate to [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Perflib , you can see 004 and 92 subdirec

mysql| Process | counter | detailed Run MYSQL.EXEMysql> CREATE DATABASE counter;Query OK, 1 row affected (0.10 sec) mysql> use counter;Database changed Mysql> CREATE TABLE tl (ID integer (2), Count Integer (5));Query OK, 0 rows affected (0.21 sec) Mysql> show columns from TL;+-------+--------+------+-----+---------+---

Tags: style blog http tar color comDemandRequires that Windows-brought Performance Monitor monitor the following objects of SQL and save the results for later analysis.Performance object: SQL Server databases, counter: Log file (s) size and datafile (s) sizePerformance object: SQL Server:buffer Manager, Counter: page reads/secPerformance object: SQL server:memory

Performance Comparison of multiprocessing, threading and gevent in python3 ---- process pool, thread pool, and process Pool performance comparison, python3 At present, computer programs generally encounter two types of I/O: Hard Disk I/O and network I/O. I analyzed the process